/**
 * JUDÔ360 - FLIP CARDS STYLES
 * Cards com efeito flip 3D interativo
 */

/* ===== FLIP CARDS - CONTAINER ===== */
.cards-section {
    padding: 4rem 0 0;
    width: 100%;
}

.cards-container {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ===== FLIP CARD BASE ===== */
.flip-card {
    overflow: visible;
    width: 100%;
    height: 380px;
    position: relative;
    cursor: pointer;
    --card-glow: rgba(255, 255, 255, 0.1);
}

/* Cores de glow por categoria */
.flip-card.card-tecnicas {
    --card-glow: rgba(0, 217, 163, 0.15);
    --card-color: #00D9A3;
}

.flip-card.card-glossario {
    --card-glow: rgba(255, 184, 0, 0.15);
    --card-color: #FFB800;
}

.flip-card.card-historia {
    --card-glow: rgba(156, 39, 176, 0.15);
    --card-color: #9C27B0;
}

.flip-card.card-regras {
    --card-glow: rgba(231, 76, 60, 0.15);
    --card-color: #E74C3C;
}

.flip-card.card-sobre {
    --card-glow: rgba(123, 167, 204, 0.15);
    --card-color: #7BA7CC;
}

/* Glow sutil ao redor do card no hover */
.flip-card:hover .flip-card-front,
.flip-card:hover .flip-card-back {
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.3),
        0 0 40px var(--card-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.flip-card-content {
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 400ms cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 300ms ease;
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    position: relative;
}

.flip-card:hover .flip-card-content {
    transform: rotateY(180deg);
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(255, 255, 255, 0.08);
}

/* Link invisível que cobre o card inteiro */
.flip-card-link {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    cursor: pointer;
}

/* ===== FRENTE E VERSO DO CARD ===== */
.flip-card-front,
.flip-card-back {
    background: linear-gradient(145deg,
        rgba(26, 35, 50, 0.85) 0%,
        rgba(15, 23, 35, 0.92) 50%,
        rgba(10, 18, 30, 0.95) 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: 15px;
    overflow: hidden;
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* ===== VERSO DO CARD (aparece ao hover) ===== */
.flip-card-back {
    width: 100%;
    height: 100%;
    justify-content: center;
    display: flex;
    align-items: center;
    overflow: hidden;
    transform: rotateY(0deg);
    /* Força o clip em formato arredondado para a borda animada */
    clip-path: inset(0 round 15px);
    -webkit-clip-path: inset(0 round 15px);
}

/* Efeito de luz no topo (glassmorphism) */
.flip-card-back::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(180deg,
        rgba(255, 255, 255, 0.08) 0%,
        rgba(255, 255, 255, 0.02) 40%,
        transparent 100%);
    pointer-events: none;
    z-index: 1;
    border-radius: 15px 15px 0 0;
}

/* Animação de borda giratória */
.flip-card-back::before {
    position: absolute;
    content: ' ';
    display: block;
    width: 200px;
    height: 200%;
    animation: rotation_border 4000ms infinite linear;
}

/* Cores da borda animada por categoria */
.card-tecnicas .flip-card-back::before {
    background: linear-gradient(90deg, transparent, #00D9A3, #00D9A3, #00D9A3, #00D9A3, transparent);
}

.card-glossario .flip-card-back::before {
    background: linear-gradient(90deg, transparent, #FFB800, #FFB800, #FFB800, #FFB800, transparent);
}

.card-historia .flip-card-back::before {
    background: linear-gradient(90deg, transparent, #9C27B0, #9C27B0, #9C27B0, #9C27B0, transparent);
}

.card-regras .flip-card-back::before {
    background: linear-gradient(90deg, transparent, #E74C3C, #E74C3C, #E74C3C, #E74C3C, transparent);
}

.card-sobre .flip-card-back::before {
    background: linear-gradient(90deg, transparent, #7BA7CC, #7BA7CC, #7BA7CC, #7BA7CC, transparent);
}

@keyframes rotation_border {
    0% {
        transform: rotateZ(0deg);
    }
    100% {
        transform: rotateZ(360deg);
    }
}

.flip-card-back-content {
    position: absolute;
    width: calc(100% - 6px);
    height: calc(100% - 6px);
    background: linear-gradient(145deg,
        rgba(26, 35, 50, 0.95) 0%,
        rgba(15, 23, 35, 0.98) 50%,
        rgba(10, 18, 30, 1) 100%);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-radius: 12px;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 15px;
    z-index: 2;
    padding: 2rem 1.5rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.flip-card-back-content .flip-icon {
    font-size: 4rem;
    color: white;
    margin-bottom: 10px;
    text-shadow: 0 0 30px currentColor;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.3));
}

.flip-card-back-content .japanese-icon {
    font-family: var(--font-japanese);
    font-size: 5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 10px;
    text-shadow: 0 0 30px currentColor;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.3));
}

/* Cores do ícone por categoria */
.card-tecnicas .flip-card-back-content .flip-icon,
.card-tecnicas .flip-card-back-content .japanese-icon {
    color: #00D9A3;
    text-shadow: 0 0 40px rgba(0, 217, 163, 0.6);
}

.card-glossario .flip-card-back-content .flip-icon,
.card-glossario .flip-card-back-content .japanese-icon {
    color: #FFB800;
    text-shadow: 0 0 40px rgba(255, 184, 0, 0.6);
}

.card-historia .flip-card-back-content .flip-icon,
.card-historia .flip-card-back-content .japanese-icon {
    color: #9C27B0;
    text-shadow: 0 0 40px rgba(156, 39, 176, 0.6);
}

.card-regras .flip-card-back-content .flip-icon,
.card-regras .flip-card-back-content .japanese-icon {
    color: #E74C3C;
    text-shadow: 0 0 40px rgba(231, 76, 60, 0.6);
}

.card-sobre .flip-card-back-content .flip-icon,
.card-sobre .flip-card-back-content .japanese-icon {
    color: #7BA7CC;
    text-shadow: 0 0 40px rgba(123, 167, 204, 0.6);
}

.flip-back-title {
    font-family: var(--font-title);
    font-size: 1.5rem;
    font-weight: 900;
    color: white;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
    text-align: center;
}

.flip-back-description {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    text-align: center;
    line-height: 1.5;
    margin: 0;
    max-width: 90%;
}

/* ===== FRENTE DO CARD (visível inicialmente) ===== */
.flip-card-front {
    transform: rotateY(180deg);
    color: white;
    position: relative;
}

/* Efeito de luz no topo da frente */
.flip-card-front::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(180deg,
        rgba(255, 255, 255, 0.06) 0%,
        rgba(255, 255, 255, 0.02) 30%,
        transparent 100%);
    pointer-events: none;
    z-index: 2;
    border-radius: 15px 15px 0 0;
}

.flip-card-front-content {
    position: absolute;
    width: 100%;
    height: 100%;
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    z-index: 3;
}

.flip-badge {
    background-color: rgba(0, 0, 0, 0.6);
    padding: 6px 16px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    width: fit-content;
    font-family: var(--font-title);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.flip-description {
    box-shadow: 0px 0px 20px 8px rgba(0, 0, 0, 0.6);
    width: 100%;
    padding: 18px;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 12px;
}

.flip-title {
    font-size: 1.2rem;
    max-width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.flip-title p {
    width: 70%;
    margin: 0;
    font-family: var(--font-title);
    font-weight: 900;
    letter-spacing: 1px;
}

.flip-title i {
    font-size: 1.8rem;
}

.flip-title .japanese-small {
    font-family: var(--font-japanese);
    font-size: 2rem;
    font-weight: 700;
}

.flip-footer {
    color: rgba(255, 255, 255, 0.7);
    margin-top: 5px;
    font-size: 0.85rem;
    margin-bottom: 0;
}

/* ===== CÍRCULOS ANIMADOS DE FUNDO ===== */
.flip-card-circles {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.circle {
    border-radius: 50%;
    position: absolute;
    filter: blur(40px);
    animation: floating 3000ms infinite ease-in-out;
}

/* Círculos com cores diferentes por categoria */
.card-tecnicas .circle {
    background-color: #00D9A3;
}

.card-tecnicas .circle#bottom {
    background-color: #00C793;
    left: 30%;
    top: 20%;
    width: 140px;
    height: 140px;
    animation-delay: -800ms;
}

.card-tecnicas .circle#right {
    background-color: #00F0BD;
    left: 70%;
    top: 10%;
    width: 60px;
    height: 60px;
    animation-delay: -1500ms;
}

.card-glossario .circle {
    background-color: #FFB800;
}

.card-glossario .circle#bottom {
    background-color: #FFA500;
    left: 30%;
    top: 20%;
    width: 140px;
    height: 140px;
    animation-delay: -800ms;
}

.card-glossario .circle#right {
    background-color: #FFD700;
    left: 70%;
    top: 10%;
    width: 60px;
    height: 60px;
    animation-delay: -1500ms;
}

.card-historia .circle {
    background-color: #9C27B0;
}

.card-historia .circle#bottom {
    background-color: #8E24AA;
    left: 30%;
    top: 20%;
    width: 140px;
    height: 140px;
    animation-delay: -800ms;
}

.card-historia .circle#right {
    background-color: #AB47BC;
    left: 70%;
    top: 10%;
    width: 60px;
    height: 60px;
    animation-delay: -1500ms;
}

.card-regras .circle {
    background-color: #E74C3C;
}

.card-regras .circle#bottom {
    background-color: #C0392B;
    left: 30%;
    top: 20%;
    width: 140px;
    height: 140px;
    animation-delay: -800ms;
}

.card-regras .circle#right {
    background-color: #EC7063;
    left: 70%;
    top: 10%;
    width: 60px;
    height: 60px;
    animation-delay: -1500ms;
}

.card-sobre .circle {
    background-color: #7BA7CC;
}

.card-sobre .circle#bottom {
    background-color: #6A96BB;
    left: 30%;
    top: 20%;
    width: 140px;
    height: 140px;
    animation-delay: -800ms;
}

.card-sobre .circle#right {
    background-color: #8CB8DD;
    left: 70%;
    top: 10%;
    width: 60px;
    height: 60px;
    animation-delay: -1500ms;
}

@keyframes floating {
    0% {
        transform: translateY(0px) scale(1);
    }
    50% {
        transform: translateY(-15px) scale(1.05);
    }
    100% {
        transform: translateY(0px) scale(1);
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1400px) {
    .cards-container {
        gap: 1.2rem;
    }
}

@media (max-width: 1200px) {
    .cards-container {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }

    .flip-card {
        height: 360px;
    }
}

@media (max-width: 900px) {
    .cards-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .cards-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }

    .flip-card {
        height: 340px;
    }

    .flip-title {
        font-size: 1rem;
    }

    .flip-footer {
        font-size: 0.8rem;
    }

    .flip-back-title {
        font-size: 1.3rem;
    }

    .flip-back-description {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .flip-card {
        height: 320px;
    }

    .flip-badge {
        font-size: 0.7rem;
        padding: 5px 12px;
    }

    .flip-card-back-content .flip-icon {
        font-size: 3rem;
    }

    .flip-card-back-content .japanese-icon {
        font-size: 4rem;
    }

    .flip-back-title {
        font-size: 1.2rem;
    }

    .flip-back-description {
        font-size: 0.85rem;
    }
}

/* Ocultar os cards antigos */
.access-card {
    display: none !important;
}